68.It's impossible for him to finish the difficult task in such a short time.(改为反意疑问句)

68.It's impossible for him to finish the difficult task in such a short time.(改为反意疑问句)
It's impossible for him to finish the difficult task in such a short time,________ _________ 知道是isn't it,为什么,impossible是否定呀,应该用is
英语人气:479 ℃时间:2020-06-18 10:48:38
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It's impossible for him to finish the difficult task in such a short time,________ _________ 知道是isn't it,为什么,impossible是否定呀,应该用is否定前缀不是否定词!类似的否定前缀不是否定词的.un-; in-; di...
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